Home / 3,398,361.18-5,097,555.48-1,376,643.70

Finding the Fourth Proportional to 3,398,361.18, 5,097,555.48 and 1,376,643.70

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Solution

The fourth proportional to 3,398,361.18, 5,097,555.48 and 1,376,643.70 is: 2,064,971.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398,361.18 : 5,097,555.48 = 1,376,643.70 : x
  2. Step 2: Convert to fraction form
    3,398,361.18/5,097,555.48 = 1,376,643.70/x
  3. Step 3: Cross multiply
    3,398,361.18x = 5,097,555.48 × 1,376,643.70
  4. Step 4: Simplify right side
    3,398,361.18x = 7,017,517,648,476.83
  5. Step 5: Solve for x
    x = 7,017,517,648,476.83/3,398,361.18
  6. Step 6: Final answer
    x = 2,064,971.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.